C13H9NOS
227.28 g/mol
APIWarning
10,11-Dihydro-11-oxodibenzo[b,f][1,4]thiazepine
CAS3159-07-7EC438-020-0
Category
API
Compound Class
Heterocycle
Primary Use
Pharmaceutical Raw Material
This compound is a tricyclic heterocycle containing an amide functional group. It is primarily supplied as an active pharmaceutical ingredient for use in pharmaceutical research and manufacturing.
Pharmaceutical raw material for API manufacturingResearch compound for chemical development
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
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pharmaceutical raw material
ReferenceSame Category
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pharmaceutical raw material
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H413May cause long lasting harmful effects to aquatic life
Customs Tariff Classification
The international HS code for 10,11-Dihydro-11-oxodibenzo[b,f][1,4]thiazepine (CAS 3159-07-7) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
5H-benzo[b][1,4]benzothiazepin-6-one
InChIKey
RTERDTBXBYNZIS-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)C(=O)NC3=CC=CC=C3S2
Synonyms (25)
- DIBENZOTHIAZEPINONE (USP IMPURITY)
- Dibenzothiazepinone (USP)
- QUETIAPINE FUMARATE IMPURITY G (EP IMPURITY)
- Quetiapine EP Impurity G
- Dibenzo[b,4]thiazepinone
- Dibenzo[b,f][1,4]thiazepinone
- Quetiapine Impurity G
- dibenzothiazepinone
Sourcing 10,11-Dihydro-11-oxodibenzo[b,f][1,4]thiazepine?
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